Merge branch 'release/19.07' into stable

.gitlab-ci.py

.gitlab-ci.yml

.gitmodules

CMakeLists.txt

CPPLINT.cfg

LICENSE

README.md

cmake-utilities

cmake/ConanHelpers.cmake

cmake/FindConduit.cmake

cmake/WarningLevels.cmake

cmake/conan.cmake

cmake/cppcheck.cmake

cmake/cpplint.cmake

cmake/nesci-config.cmake

cmake/py.test.cmake

cmake/python_module.cmake

cmake/rwthvr.cmake

cmake/suppress_warnings.hpp.in

conanfile.py